Origin
Southern and central Africa
Brazil
Color
Colorless, Blue, Brown, Green, gray
Black, Colorless, Green, Violet, White, Yellow, Blue, Red, pink, Brown, gray
Streak
White
White
For which Rashi?
Gemini
Taurus, Capricorn, Sagittarius
Planet
Venus, Neptune
Venus
Element of Planets
Water, Air
Earth, Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Nerthus
Not to wear with
-
-
Powers
Healing
Healing, Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.90-4.002.65
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Perfect on {001}, good on {210}, poor on {010}
{0110} Indistinct
Mohs Hardness
3-3.57
2
10
👆🏻
Chemical Composition
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO2
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Weakly trichroiC
None
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.619-1.6351.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.004-0.0120.009
0
0.296
👆🏻
Clarity
-
Opaque
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Peace
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Divine Guidance
Clarity